<template>
        <div class="app-container">
        <div class="el-toolbar">
            <div class="el-toolbar-body" style="justify-content: flex-start;">
                <el-button type="text" @click="exportData"><i class="fa fa-plus" /> 导出</el-button>
            </div>
            <el-button type="text" @click="importData"><i class="fa fa-plus" /> 导入</el-button>
        </div>
                <el-table         :data="list"         style="width: 100%"         row-key="id"         border
                    lazy         :load="getChildrens"
                    :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
                        <el-table-column label="名称" width="230" align="left">
                            <template slot-scope="scope">
                                <span>{{ scope.row.name }}</span>
                                </template>
                            </el-table-column>

                        <el-table-column label="编码" width="220">
                            <template slot-scope="{row}">
                                        {{ row.dictCode }}
                                </template>
                            </el-table-column>
                        <el-table-column label="值" width="230" align="left">
                            <template slot-scope="scope">
                                <span>{{ scope.row.value }}</span>
                                </template>
                            </el-table-column>
                        <el-table-column label="创建时间" align="center">
                            <template slot-scope="scope">
                                <span>{{ scope.row.createTime }}</span>
                                </template>
                            </el-table-column>
                    </el-table>
        <el-dialog title="导入" :visible.sync="dialogImportVisible" width="480px">
            <el-form label-position="right" label-width="170px">

                <el-form-item label="文件">
                    <el-upload :multiple="false" :on-success="onUploadSuccess"
                        :action="'http://localhost:8202/admin/cmn/dict/importDictToDatabase'" class="upload-demo">
                        <el-button size="small" type="primary">点击上传</el-button>
                        <div slot="tip" class="el-upload__tip">只能上传xls文件，且不超过500kb</div>
                    </el-upload>
                </el-form-item>

            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="dialogImportVisible = false">
                    取消
                </el-button>
            </div>
        </el-dialog>
            
    </div>
</template>

<script>
    import dict from '@/api/dict'
    export default {
        data() {
            return {
                list: [],
                dialogImportVisible: false
            }
        },
        created() {
            this.getDictList(1)
        },
        methods: {
            onUploadSuccess(){
                this.dialogImportVisible=false
                this.getDictList(1)
            },
            //数据字典列表
            getDictList(id) {
                dict.dictList(id).then(res => {
                    this.list = res.data
                    console.log(this.list)
                }).catch(err => {
                    this.$message({
                        type: 'error',
                        message: '查询失败'
                    })
                })
            },
            //如果有第二级，点箭头进行查询
            getChildrens(tree, treeNode, resolve) {
                dict.dictList(tree.id).then(res => {
                    resolve(res.data)
                })
            },
            exportData() {
                window.location.href = 'http://localhost:8202/admin/cmn/dict/exportDictToExcel'
            },
            importData() {
                this.dialogImportVisible = true
            }
        }
    }
</script>